Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Radiata Linnaeus, 1758 |
| phylum | Cnidaria Hatschek, 1888 - anemones, corals and jellyfish |
| class | Anthozoa Ehrenberg, 1834 |
| subclass | Hexacorallia Haeckel, 1866 - hexacorallians |
| order | Actiniaria - sea anemones |
| suborder | Nynantheae Carlgren, 1899 |
| infraorder | Thenaria Carlgren, 1899 |
| superfamily | Mesomyaria |
| family | Actinostolidae |
| genus | Pseudoparactis Stephenson, 1920 |
| species | Pseudoparactis tenuicollis (McMurrich, 1904) |